baber/WOPTO huggingface dataset:
Patent KR-20020031536-A (KR)
Title: Garrage tower system
Inventor: BAEK YUN KANG
IPC: E04H6/18
Filed: 2000-10-20
Abstract: PURPOSE: A parking tower system is provided for parking the maximum number of cars in a small parking area and effective control of entrance and exit of cars by adoption of separate lifting of a car conveying device. Furthermore, the parking tower system eliminates a defect and a poor operation by improving a clutch even in the case that the contact between the car conveying device and a driving portion of a conveyor belt is irregular. CONSTITUTION: According to the parking tower system, the car entered in the lowermost compartment is lifted by the car conveying device which is using the separate driving device, wherein, the driving device can process a great many cars with dividing an entrance car and an exit car. The clutch for transmitting a power needed for driving the conveyor belt is made in a conical shape so to transmit a power with a small change of fixing position of the car conveying device. The conveyor belt consists of assembled an upper and lower elements and filling material like rubber or resin is filled the inside thereof so to increase a productivity.
Patent KR-20020036558-A (KR)
Title: Link Travel Time Deduction Method of Vehicle using Global Positioning System
Inventor: CHO SEONG JUN
IPC: G08G1/0968
Filed: 2000-11-10
Abstract: PURPOSE: A method for estimating a sectional passing time of a vehicle using a global positioning system is provided to estimate correctly a passing time of a crossway by using a clover algorithm. CONSTITUTION: An operating pattern is determined in an inside of a buffer of a vehicle by analyzing a speed of a global positioning system within the buffer. A ratio between a width of the buffer and a minimum distance for passing a crossway is calculated by using the operating pattern. A clover algorithm is used for estimating a point of time passing the crossway within the buffer by applying the calculated ratio to a practical traveling distance of the vehicle. The clover algorithm has four reference points for generating a buffer. The generated buffer has a shape of a four-leafed clover. The clover algorithm is used for forming directional links by considering an edition method and the buffer of a geographic information system and using a center line of a road. The clover algorithm is used for generating the buffer by using intersections between the directional links.
Patent KR-20010051756-A (KR)
Inventor: ANDOU HIDEHIKO
IPC: C08J5/18
Filed: 2000-11-17
Abstract: PURPOSE: Provided are a surface protecting film for a liquid crystal display device capable of suppressing optical color change (color unevenness) on the surface of a display part (the surface of the display part of a liquid crystal module) of the liquid crystal display device, the liquid crystal display device protected by the surface protecting film and a surface protecting method of the liquid crystal display device using the surface protecting film. CONSTITUTION: The surface protecting film comprises primarily a polymer film having >= 100 g/m 2.72 hr moisture permeation volume under the condition of 35°C, 80% RH for 72 hr and >= 0.01 (N.mm) bending stress coefficient k which is expressed by the formula k=Eh3, when the tensile elastic modulus in the MD direction and the thickness of the film are specified to be E (N/mm2) and h (mm) respectively.
Patent KR-20020039165-A (KR)
Title: Hood Stay Rod for Car
Inventor: SON BYEONG RAK
IPC: B62D25/12
Filed: 2000-11-20
Abstract: PURPOSE: A hood stay rod for an automobile is provided to automatically support opening of an engine hood when the engine hood hinged to an upper portion of an engine room is opened. CONSTITUTION: A hood stay rod for an automobile includes a guide movably mounted along a guide elongated hole(11) formed in the inside of an engine hood(10), a hood stay rod(30) rotatably mounted at a surface of the guide and having a fixed protrusion formed from a lower end, and a cylinder(50) for inserting the hood stay rod and having a guide hole formed in the inside of the cylinder for guiding the fixed protrusion of the hood stay rod and a fixed hole formed in an upper end of the guide hole for fixing the fixed protrusion. The cylinder is coupled with a fixing member(40) fixed to a car panel by a ball joint.
Patent KR-20020040428-A (KR)
Title: Method for determining the rate of pressure in the cold roll
Inventor: HWANG SANG MU
IPC: B21B1/00
Filed: 2000-11-24
Abstract: PURPOSE: A method for determining a reduction ratio of a cold rolling mill is provided which improves productivity of cold rolling through optimization of numerical expression models and improves automation ratio through reduction of manual operation of operators. CONSTITUTION: In a method for determining a reduction ratio of a cold rolling mill in a supervisory control computer providing a PLC(programmable logic controller) with the calculated initial set values after judging if rolling operation in a rolling mill with a plural stands is appropriate or not and calculating initial set values of working items suitable for normal operation of the rolling mill by receiving information on a material to be processed and information on working instruction of products from a business computer so that both reduction ratio distribution per stands and load distribution per stands can be applied to the cold rolling mill, the method for determining a reduction ratio of the cold rolling mill comprises the steps of setting the working items so that a rolling speed and a load distribution ratio exist within the range between an upper tolerance limit and a lower tolerance limit(14,21); and judging whether patterns of the load distribution ratio and reduction ratio are satisfied or not(22).
Patent KR-20020041532-A (KR)
Title: interrupt search circuit and search method using tree structure in system
Inventor: KIM GIL SU
IPC: G06F13/24
Filed: 2000-11-28
Abstract: PURPOSE: A circuit and method for searching an interrupt using a tree structure in a system is provided to process an interrupt by sensing the accurate position with respect to a system interrupt rapidly. CONSTITUTION: An MFU(Monitoring Function Unit) has a mounted microprocessor and performs an interface with software. If an interrupt signal('1') is inputted on at least one out of the MFU output signals, an OR gate outputs the interrupt signal('1'). An interrupt generates an interrupt alarm in accordance with the interrupt signal of the OR gate. The interrupt is generated in a map of a chip. Whenever an interrupt is generated, a unit sets a related common part. Whenever an interrupt is released, a unit resets the related common part. The operation is described as follows. The unit reports an interrupt generation or not to the MFU. The MFU reads data of the unit. The MFU senses an interrupt on signal and reads interrupt-generated data. The interrupt of the interrupt-generated data is checked and processed.
Patent KR-20020041848-A (KR)
Inventor: KIM YEONG DO
IPC: H01L21/302
Filed: 2000-11-29
Abstract: PURPOSE: A CMP(Chemical Mechanical Polishing) apparatus is provided to decrease polishing costs due to a prolonged lifetime of a polishing pad by improving a polishing power of the polishing pad. CONSTITUTION: A CMP(Chemical Mechanical Polishing) apparatus comprises a polishing pad(30) grinding a wafer(23), a polishing panel(32) circulating with the polishing pad(30) fixed on the polishing panel(32), a wafer head(21) grinding the wafer(23) by rubbing with the polishing pad(30), polishing solution supply nozzles(24,25) respectively providing a polishing solution to the center and peripheral portion of the polishing pad(30) to form an equally polished surface, and a pad conditioner(28) improving a polishing power by recovering the surface state of the polishing pad(30).
Patent KR-20020042251-A (KR)
Title: Fabrication method of isolation structure for semiconductor device
Inventor: KIM EUNG SU
IPC: H01L21/4763
Filed: 2000-11-30
Abstract: PURPOSE: A method for manufacturing an isolation structure of a semiconductor device is provided to stabilize a device characteristic by preventing an electric field convergence to an edge portion of a substrate. CONSTITUTION: A trench(204) is formed in a substrate(200) by etching the substrate(200). A fluorine ion is implanted to the edge portion of the substrate(200) in the trench(204) using an incident ion implantation. Then, a sacrificial oxide(205) is formed on the entire surface of the resultant structure at the temperature of 1050 deg.C in an O2 condition. At this time, the edge portion of the substrate(200) is roundly formed due to the fluorine ion implantation before forming the sacrificial oxide(205), thereby restraining an electric field convergence to an edge portion. Then, an insulating layer is filled into the trench(204).
Patent KR-20010016317-A (KR)
Title: Advertisement method using internet error message page
Inventor: MIN GWI OK
IPC: G06F17/30
Filed: 2000-12-01
Abstract: PURPOSE: An advertisement method using the internet error message page is provided to automatically forward an advertisement page in place of an error message in the case of a wrong keyword input or an internet error occurrence. CONSTITUTION: The method comprises steps of a user inputting a keyword in a search window displayed on a web browser, a server transmitting a SQL query corresponding to the input keyword to an SQL database, the server displaying a corresponding search result on the web browser in the case that a search result exists in the SQL database, and the server displaying an advertisement page from an advertisement management server instead of an error message.
Patent KR-20020044629-A (KR)
Title: Speech Recognition Method and System Which Have Command Updating Function
Inventor: LEE YUN GEUN
IPC: G10L15/30
Filed: 2000-12-06
Abstract: PURPOSE: A voice recognition method capable of updating a command is provided to mount a fixed word recognizer on a terminal, and to mount a voice recognition word model generator on a server, so that the server generates a demanded voice recognition target word model and transmits the model to the terminal through a communication line, thereby easily updating a voice recognition target word. CONSTITUTION: A user defines a voice recognition target word in a terminal through a user interface program(S10). A server defines the voice recognition target word(S10'). If the server inputs information on the voice recognition target word, a recognition word model generator processes the information to generate a voice model(S20). The server converts the generated voice model into a wireless data communication protocol, and transmits the wireless data communication protocol to the terminal through a communication line(S30). The terminal stores the voice model information in a specific memory specified by a fixed word recognizer mounted on the terminal(S40). The voice model transmitted through the communication line is stored by updating the voice recognition target word(S40').
Patent KR-20020051139-A (KR)
Title: Filter of fixing device for vacuum cleaner
Inventor: PARK SANG JUN
IPC: A47L9/10
Filed: 2000-12-22
Abstract: PURPOSE: A dust filter attachment conformation structure of a vacuum cleaner is provided to prevent an operation of the vacuum cleaner in a state without mounting a dust filter at a dust barrel by blocking a couple of the dust barrel into a vacuum cleaner body if a filter is not mounted at the dust barrel. CONSTITUTION: A dust filter attachment conformation of a vacuum cleaner comprises a cover(30) and a dust filter(20). The cover(30) is composed of a discharging hole(32) for discharging air separated from a foreign material, a conforming member(34) having a different height along a coupling state of a dust filter, an elastic member(31) for providing a restoring force of the conforming member, and a moving portion(33) for coupling and moving the conforming member. The dust filter(20) includes a body(21) for separating a fine dust from the discharged air, a discharging portion(22) for discharging the fine dust and the air, a contact face(24) extended and formed from an edge portion of the discharging portion outwardly, and a coupling portion(23) formed in a spiral shape at an upper portion of the discharging portion.
Patent KR-20020052282-A (KR)
Title: Automatic transmission shift lever lock and key interlock cam system
Inventor: JUNG JIN SANG
IPC: B60K20/02
Filed: 2000-12-26
Abstract: PURPOSE: An automatic shift lever shift lock and a key interlock cam backstop in a vehicle are provided to prevent a key from being separated by moving a key lock cap into a specific portion. CONSTITUTION: An automatic shift lever shift lock and a key interlock cam backstop of a vehicle comprises an automatic shift lever(200) mounted on a shaft; a guider(210) combined to a side portion of the automatic shift lever; a slider(220) movably combined to the guider; a detent pin(230) moved up and down by the slider; a long hole(231) moved along the detent pin by being installed on the guider; a cable guider(250) fixed on a panel(240); a shift cable(260) inserted to the cable guider; a locker(261) locking the slider by being mounted on the shift cable; a rotational lever(270) arranged on a lower portion of the automatic shift lever; a shaft pin(271) mounted on the rotational lever; a key interlock cable(280) connected to a side portion of the rotational lever; a cap casing(282) having a slider(284) by being mounted on the key interlock cable; a compressed coil spring(286) installed between the slider and the key interlock cable; and a connecting pin(221) engaging the slider on the hole.
Patent KR-20020055840-A (KR)
Title: Method for preparing highly polymerized polyethylene naphthalate
Inventor: CHO HUI MIN
IPC: C08G63/78
Filed: 2000-12-29
Abstract: PURPOSE: Provided is a method for preparing a polyethylene having high degree of polymerization which inhibits a fusion phenomenon in solid state polymerization. CONSTITUTION: The method comprises the steps of: (i) producing PEN having medium molecular weight by melt polymerization; (ii) adding 0.005-0.05 wt% of at least one of fine powder selected from the group consisting of oxides, sulfate and chloride of group II metal to the molten PEN during or after the melt polymerization, and homogeneously mixing the PEN with the powder; and (iii) solid state polymerizing the molten polymer containing the powder.
Patent KR-20020056732-A (KR)
Title: Apparatus and method for synchronizing serial lines using fifo memory
Inventor: LEE JAE SEOL
IPC: H04L7/00
Filed: 2000-12-29
Abstract: PURPOSE: A synchronizing apparatus and method of using an FIFO memory is provided to increase a communication volume by transforming asynchronous data received from a plurality of serial lines to parallel data after a synchronization. CONSTITUTION: A synchronizing apparatus comprises a serial matching part(110) matching with a plurality of serial lines respectively transmitting serial data, a plurality of serial/parallel transforming parts(120,125) transforming serial data supplied from the serial matching part(110) to parallel data and storing the transformed parallel data to a defined memory among a plurality of memories respectively corresponding to the serial lines, a plurality of counters(140,145) counting a starting and an ending points of the serial data, a plurality of ending point detectors(150,155) detecting the ending point of the serial data, a synchronizing counter(160) deciding a synchronizing point responding to the detecting results of the ending point detectors(150,155), a parallel matching part(180) supplying parallel data.
Patent KR-20010112044-A (KR)
Inventor: CHO IL YONG
Filed: 2000-12-30
Abstract: 본 발명의 공기조화기는 실외기(8)와 실내기(9)를 포함한다. 실외기(8)는 펄스폭변조방식으로 제어되는 압축기(2)와 실외열교환기(3)를 포함하고, 또한 실외열교환기(3) 부근에 설치된 제1실외팬(30)과 제2실외팬(31)을 포함한다. 제1실외팬(30)과 제2실외팬(31)은 좌우로 나란히 설치되어 외부공기가 실외열교환기(3)를 통과하게 함으로써 실외열교환기(3)에서 열교환이 가능하게 한다. 이러한 제1실외팬(30)과 제2실외팬(31)은 압축기(2)에서의 냉매 토출량 및 외부조건에 따라 운전모드가 결정된다. 실외온도를 측정하기 위한 실외온도센서(33)가 실외제어부(27)의 입력포트에 연결되고, 제1실외팬(30)과 제2실외팬(31)을 각각 구동하는 제1실외팬구동부(34)와 제2실외팬구동부(35)가 실외제어부(27)의 출력포트에 연결된다. 실외제어부(27)는 실외온도센서(33)로부터 입력된 실외온도 데이터와 압축기(2)의 로딩 타임을 확인하여 제1실외팬구동부(34)와 제2실외팬구동부(35)를 제어함으로써 제1실외팬(30)과 제2실외팬(31)을 소정의 운전모드로 운전시킨다.
Patent KR-20010015542-A (KR)
Title: 적산 코드의 반복 디코딩 방법
IPC: H03M13/45
Filed: 1999-04-29
Abstract: 본 발명은 전송 채널로부터 수신된 차원(dimension)이 k이고 길이(length)가 n인 블록 선형 코드(block linear code)의 워드 (s)의 소프트 입력 대 소프트 출력 디코딩(soft input to soft output decoding) 방법이다.  본 발명의 방법은 수신 워드의 성분을 고정 근사화하고 가장 신뢰성없는 성분을 변경하여 가장 유사한 k 차원쌍의 목록을 코딩하여 수신 코드 워드에 근접한 코드의 고정 워드(firm word) (u b )의 목록을 발생시키는 단계, 및 가장 근접한 발생 코드 워드와 반대 제j 성분을 가진 가장 근접한 발생 코드 워드, 없다면 가장 먼 발생 코드 워드의 메트릭 사이의 차이로서 출력 소프트 워드의 제j 성분을 계산하는 단계를 포함한다.  본 발명은 또한 상기한 종류의 소프트 입력 대 소프트 출력 디코딩 방법을 사용하여 전송 채널 상에 수신된 적산 코드 워드의 반복 디코딩 방법에 관한 것이다.  이는 대수적 디코더없이도 적산 코드 워드를 신속하고 효율적으로 디코딩한다.
Patent KR-20010021920-A (KR)
IPC: B24D18/00
Filed: 1997-11-12
Abstract: 본 발명은 시트 용품, 예를 들면 연마 용품, 역반사 용품 (예, 교통 표지), 포장도로 표시 용품 또는 견인 또는 미끄럼 방지 용품을 제조하는 방법을 제공한다.  상기 방법은 열분무기에 입자를 통과시켜 입자를 가열하고 가열된 입자를 중합체 시트에 충돌시켜 입자를 적어도 부분적으로 중합체 시트에 함입시키는 단계를 포함한다.  바람직하게는 중합체 시트를 가열한 후 가열된 입자를 충돌시킨다.  시트를 연화시키는 하나의 바람직한 방법은 입자를 가열하는데 사용하는 열분무기에 의한 것이다.  바람직한 열분무기는 폭이 실질적으로 두께보다 큰 횡웹 폭 및 다운웹 두께를 갖는 노즐을 불꽃 방출용으로 갖는 불꽃 분무기이다.
Patent KR-20010023767-A (KR)
IPC: C07C49/395
Filed: 1998-08-27
Abstract: 본 발명은 하기 화학식 II의 화합물 및(또는) 반응 조건하에서 물 또는 알콜 ROH와의 반응에 의해 화학식 II의 화합물로 전환될 수 있는 화합물을 기상 또는 액상으로 불균일 산화 촉매의 존재하에 200 내지 450℃까지 가열하는 것을 포함함을 특징으로 하는 시클로펜타논 및 하기 화학식 I의 시클로펜텐-1-카르복실산 또는 그의 에스테르의 제조 방법에 관한 것이다. 
     〈화학식 I〉 
     
       
     
     상기 화학식에서, R은 수소 또는 탄소원자수가 1 내지 6인 지방족 라디칼 또는 탄소 원자수가 6 내지 12인 지환족, 아르지방족 또는 방향족 라디칼이다. 
     〈화학식 II〉 
     X-(CH 2 ) 4 -COOR 
     상기 화학식에서, X는 포르밀- 또는 히드록시메틸 라디칼이고 R은 상기에 정의한 바와 같다.
Patent KR-20010023936-A (KR)
Title: 갈라진 모두 처리용 모발 컨디셔너
IPC: A01N25/00
Filed: 1998-09-05
Abstract: 본 발명은 모두 갈라짐 감소시키는 활성 성분으로, 에폭시지방산 에스테르를 탄소원자수 1 내지 6의 모노- 또는 다가 알콜과 반응시켜 수득된 0.1 내지 10 중량%의 지용성 에스테르 알콜 또는 에스테르 폴리올을 오일상 성분으로서, 및 판테놀, 니코틴산 아미드, 슈가, 폴리비닐 피롤리돈 또는 이들의 혼합물로부터 선택된 0.1 내지 3 중량%의 공지 모두-갈라짐-감소성 수용성 화합물을 수성상 성분으로서 함유하는 수중유 에멀젼 형태의 모발 컨디셔너에 관한 것이다.
Patent KR-20010024653-A (KR)
Title: 치료제로서의 시클로펜탄 헵탄(엔)산, 2-헤테로아릴알케닐유도체
IPC: A61K31/38
Filed: 1998-11-17
Abstract: 본 발명은 F-형 프로스타글란딘 유도체의 안압강하제(ocular hypotensive)로서의 용도에 관한 것이다. 본 발명에 따라 사용되는 화합물은 하기 화학식 I로 대표되며, 여기서, 물결무늬선 결합은 알파(α) 또는 베타(β) 구조 중 어느 하나를 나타내고; 빗금 부분은 α구조를 나타내며; 검은 삼각형은 β구조를 나타내는데 사용되고; 점선은 이중결합 또는 단일 결합을 나타내고, R은 C1 내지 C6알킬; 할로겐; 트리플루오로메틸; COR 1 ; COCF 3 ; SO 2 NR 1 ; NO 2 및 CN로 구성된 군에서 선택된 적어도 2 이상의 펜단트 치환기 또는 적어도 하나의 시아노기를 가지는 치환된 헤테로 아릴 라디칼이며; R 1 은 수소 또는 탄소수 6 이하의 저급 알킬 라디칼이고; X는 -OR 1 및 -N(R 1 ) 2 로 구성된 군에서 선택되며; Y는 =0이거나 2개의 수소 라디칼, 및 이의 9,11 또는 15 저급 알킬에스테르를 나타낸다; 그러나, 상기 헤테로아릴 라디칼이 디클로로티에닐 라디칼인 경우에는 본 화합물은 1-카르복시산 또는 이의 아미드가 아니다. 화학식 (I)로 대표되는 상기 화합물은 확실히 신규하며, 본 발명은 다른 실시형태도 포함한다. 
     화학식 I
Patent KR-20010024789-A (KR)
IPC: A61K31/57
Filed: 1998-12-22
Abstract: 본 발명은 친지성 글루코코르티코스테로이드 및 단지 1종의 제약상 허용되는 계면활성제만을 포함하는 미셀을 수성 매질중에 포함하는 제약 조성물에 관한 것이다.  또한, 본 발명은 제약 조성물의 제조 방법, 및 기도에서의 알레르기성 및(또는) 염증성 질환 치료용 또는 장 질환 치료용 의약의 제조를 위한 조성물의 용도, 및 사람을 포함하는 포유류 질환의 치료 방법에 관한 것이다.
Patent KR-20010041699-A (KR)
Title: 단축 반복 버스트를 이용한 이동 전화기의 위치 발견 방법
IPC: G01S19/25
Filed: 1999-03-10
Abstract: 표준 셀룰러 전화기는 단축 버스트 신호 전송을 이용하여, 셀룰러 전화망 상의 호출 전송을 동기화한다. 상기 단축 버스트 뿐 아니라 통화 채널 버스트가 셀 전화기의 위치를 확인하는데 이용될 수 있다. 작동시, 주 기지국은 통화 채널 지정 메시지를 선택된 이동 전화기로 전송하며, 그 다음 상기 선택된 이동 전화기는 5초 미만의 간격에 걸쳐 단축 버스트와 같은 선택된 통화 채널 버스트 전송을 시작한다. 주 기지국 및 적어도 두 개의 인접한 기지국은 상기 버스트 전송을 수신하여, 상기 버스트 신호의 도착 시간 또는 그 밖의 적합한 거리 관련 측정에 따라 셀 전화기로부터의 상기 각 기지국의 거리를 판정한다. 명령 센터(command center)는 기지국에 대한 거리 측정을 삼각 측량함으로써 셀 전화기의 위치를 판정한다.
Patent KR-20010041900-A (KR)
Title: 화상 시퀀스를 코딩하고 노이즈 필터링하는 방법 및 장치
IPC: H04N7/32
Filed: 1999-12-24
Abstract: 본 발명은 화상 시퀀스(g(i,j,k))를 코딩(10 * )하는 장치 및 방법을 제공한다. 상기 장치(10 * )는 화상 시퀀스를 노이즈 필터링(12)하는 노이즈 필터(12)와, 노이즈 필터(12)의 응답을 적응시키도록 노이즈 필터링(12)을 비율-왜곡 최적화 문제로 간주하는 수단을 구비한다. 특히, 화상 시퀀스가 노이즈없는 화상 시퀀스를 압축시키기 위하여 이용되는 저예산인 최적의 저예산을 이용하여 코딩되고, 제공된 저예산에 대한 왜곡이 최소화되기 때문에, 필터 매개변수 세트(C)는 상기 필터(12)의 응답을 적응시키도록 결정된다. 라그랑주의 멀티플라이어(Lagrange multiplier) 방법으로 필터 매개변수 세트(C)를 계산하는(12) 비율-왜곡 문제에 대한 해결이 제안된다. 분리된 최소화는 독립적으로 매개변수 세트의 각 매개변수를 결정하기 위해 이용된다. 실시예에서, 공간 적응형 가중 평균(SAWA ; spatial dadptive weighted averaging) 필터링(23)은 저예산(R f* )을 추정하고, 화상 시퀀스(g(i,j,k))를 전치 필터하기 위하여 이용된다.
Patent KR-20020057474-A (KR)
Title: Throwaway food a vessel double case
Inventor: KIM NAM PYEONG
IPC: A47G19/03
Filed: 2001-01-05
Abstract: PURPOSE: A disposable food container with double vessel capable of storing liquid is provided to keep freshness of food. CONSTITUTION: A food container(1) comprises a double vessel membrane(3) placed on a fixing protrusion(2) in the food container for food to be put thereon; a plurality of holes(3a) formed on centers of a plurality of squares formed on the double vessel membrane for oil contained in fried food to flow therethrough; slopes(3b) formed around the holes to guide oil to flow to the holes; liquid receiving parts(S) formed between a bottom of the food container and the double vessel membrane to keep warmth and coldness of food; and a plurality of protrusions(5) formed on the bottom of the food container to support the double vessel membrane.
Patent KR-20020063937-A (KR)
Inventor: MOON HAE JOONG
IPC: H04N5/44
Filed: 2001-01-31
Abstract: PURPOSE: A wireless television sound hearing system is provided to attach one sound transmitting unit on one television and to use a plurality of sound receiving units, so as to hear the television sound with an earphone. And the system is provided to hear the television sound wirelessly just by connecting the sound transmitting unit to a sound signal output terminal of a television, without replacing the existing television. CONSTITUTION: A sound transmitting unit(3) includes a sound signal input part connects with a sound signal output terminal(5) of a television for receiving sound signals, a modulator for transmitting inputted signals, an amplifier, and an FM(Frequency Modulation) high frequency transmitting part. A sound receiving unit(1) includes an FM high frequency receiving part for receiving the transmitted signals and demodulating and amplifying the signals for use through an earphone(2), a volume adjuster(7), and an earphone jack(6). The sound transmitting unit wirelessly transmits the sound signals output from the sound signal output terminal of the television. The sound receiving unit receives the wirelessly transmitted sound signals, and outputs the sound signals through the earphone connected to the earphone jack. The volume and on/off of the sound signals output through the earphone are adjusted by the adjuster attached on the sound receiving unit. And a plurality of sound receiving units are used for one sound transmitting unit attached on the television.
Patent KR-20020065134-A (KR)
Title: metal sensor for metallic internal fixators
Inventor: KIM JEE HYOUNG
IPC: A61B5/05
Filed: 2001-02-05
Abstract: PURPOSE: A metal detector is provided to shorten operation time and cost and minimize complication caused from the operation, by accurately detecting the position of fixture in a metal with a minimum sectioning of patient's skin. CONSTITUTION: A metal detector comprises an electrode attached to the patient's skin; an electrode serving as a probe; and a resistance measurement unit for measuring resistance between the patient's skin and a fixture in a metal. The decrease in the resistance between the patient's skin and the fixture is detected so as to check the position of the fixture in the metal.